| Literature DB >> 4107901 |
R M Greenhalgh, D S Rosengarten, I Mervart, B Lewis, J S Calnan, P Martin.
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Year: 1971 PMID: 4107901 DOI: 10.1016/s0140-6736(71)90269-8
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321